<div class="content-section-flex">
  <button lv-button (click)="open()">Service</button>
</div>

<ng-template #contentTpl>
<div>This is modal content...</div>
<div>This is modal content...</div>
<div>This is modal content...</div>
<div>This is modal content...</div>
<div>This is modal content...</div>
<div>This is modal content...</div>
<div>This is modal content...</div>
<div>This is modal content...</div>
<div>This is modal content...</div>
<div>This is modal content...</div>
<div>This is modal content...</div>
<div>This is modal content...</div>
<div>This is modal content...</div>
<div>This is modal content...</div>
<div>This is modal content...</div>
</ng-template>